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Keysino Separation Technology Inc. — Investor Relations & Filings

Ticker · 300899 ISIN · CNE100004892 Shenzhen Stock Exchange Water supply; sewerage, waste management and remediation activities
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Filings indexed 633 across all filing types
Latest filing 2023-10-20 Regulatory Filings
Country CN China
Listing Shenzhen Stock Exchange 300899

About Keysino Separation Technology Inc.

https://www.keysino.cn

Keysino Separation Technology Inc. specializes in the research, development, and application of advanced membrane separation technologies. The company provides comprehensive solutions for industrial fluid treatment, process optimization, and environmental protection. Its core product portfolio includes ultrafiltration, nanofiltration, and reverse osmosis systems, alongside specialized ceramic membranes designed for harsh operating environments. Keysino focuses on delivering integrated systems for wastewater treatment, zero liquid discharge (ZLD), and the recovery of valuable resources from industrial waste streams. Serving sectors such as petrochemicals, pharmaceuticals, metallurgy, and food processing, the company emphasizes energy efficiency and sustainable resource management. By leveraging proprietary membrane materials and engineering expertise, Keysino enables industrial clients to improve product purity, reduce operational costs, and meet stringent environmental standards.

Recent filings

Filing Released Lang Actions
关于股东权益变动暨公司实际控制人变更的提示性公告
Regulatory Filings Classification · 95% confidence The document is a formal announcement regarding changes in shareholder rights and the company's actual controlling shareholders. It details the change in the composition of shareholders acting in concert, the expiration and renewal of a shareholders' agreement, and the impact on control of the company. There is no financial data, no mention of financial results, no audit information, no meeting materials, no voting results, no dividend information, no legal proceedings, no merger or acquisition activity, and no executive compensation details. The document is a regulatory announcement about changes in major shareholding and control structure but does not report on the shareholding crossing a threshold in a way that triggers a major shareholding notification filing. Instead, it is a disclosure about changes in shareholder relationships and actual control. This fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other categories. The document length is 2172 characters, which is short and typical for an announcement rather than a full report. Therefore, the classification is RNS with high confidence.
2023-10-20 Chinese
简式权益变动报告书
Major Shareholding Notification Classification · 100% confidence The document is titled as a "简式权益变动报告书" which translates to a "Simplified Equity Change Report." It details changes in the shareholding structure of Shanghai Kaixin Separation Technology Co., Ltd., specifically about the termination and renewal of a concerted action agreement among shareholders. The document includes detailed information about the shareholders involved, their shareholdings before and after the change, and declarations about the nature of the equity change. There is no indication of financial statements, earnings data, or management discussion of financial results. The document is focused on reporting changes in significant share ownership and related disclosures as required by securities regulations. This matches the definition of a Major Shareholding Notification (MRQ), which covers notifications of changes in significant share ownership levels and crossing thresholds. The document length is sufficient and contains substantive content, not just an announcement or certification. Therefore, the appropriate classification is MRQ.
2023-10-20 Chinese
第三届董事会第十一次会议决议公告
Board/Management Information Classification · 95% confidence The document is an announcement of the resolutions passed at the 11th meeting of the 3rd Board of Directors of Shanghai Kaixin Separation Technology Co., Ltd. It details the meeting's convening, attendance, and the approval of a proposal regarding the use of self-owned and idle raised funds for cash management. The document includes voting results and references related independent opinions and verification opinions. There is no financial report, earnings data, or detailed management discussion. The content focuses on board meeting decisions and disclosures related to board activities. Therefore, this fits the category of Board/Management Information (MANG). The document length is short and it is not a report publication announcement or regulatory filing. Confidence is high due to clear board meeting resolution content.
2023-10-20 Chinese
长江证券承销保荐有限公司关于上海凯鑫分离技术股份有限公司使用自有资金和闲置募集资金进行现金管理的核查意见
Regulatory Filings Classification · 95% confidence The document is a detailed verification opinion from a sponsoring institution (长江证券承销保荐有限公司) regarding the use of self-owned funds and idle raised funds by Shanghai Kaixin Separation Technology Co., Ltd. for cash management. It references regulatory guidelines, board and supervisory approvals, independent director opinions, and compliance with securities regulations. The document includes specifics about the amount of funds, investment purposes, risk control measures, and approvals from the board and supervisory committee. It is not a full financial report but rather a formal verification and opinion on a specific financial management activity related to the use of raised funds. This fits the category of a Regulatory Filing (RNS) as it is a compliance and verification document that does not contain full financial statements or quarterly/yearly financial results, nor is it an announcement of a report publication. The document length is under 5,000 characters, but it is substantive and not merely an announcement or certification letter, so RNS is appropriate rather than RPA or DEF 14A.
2023-10-20 Chinese
关于使用自有资金及闲置募集资金进行现金管理的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement from Shanghai Kaixin Separation Technology Co., Ltd. regarding the use of its own funds and idle raised funds for cash management. It details the investment types, amounts, risk analysis, approvals from the board, supervisory board, independent directors, and the sponsoring institution's verification. The document includes no financial statements or detailed financial performance data but focuses on the company's decision and approval process for managing cash using raised funds and own funds. It is a regulatory announcement about financing activities related to cash management and fund usage, not a full financial report or earnings release. Therefore, it fits best under Capital/Financing Update (CAP).
2023-10-20 Chinese
关于第三届董事会第十一次会议会议相关事项的独立意见
Board/Management Information Classification · 95% confidence The document is an independent opinion from the independent directors regarding a specific board meeting (the third board's eleventh meeting) and the use of funds for cash management. It references compliance with regulatory rules and company procedures but does not contain financial statements or detailed financial data. The document is a formal opinion related to board/management matters rather than a full report or announcement of voting results. It is not a full Annual Report, Interim Report, or Earnings Release. It is also not a certification or a regulatory filing in the fallback sense. The content fits best under Board/Management Information (MANG) as it relates to board meeting matters and independent directors' opinions on company decisions.
2023-10-20 Chinese

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